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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

In the Load Test of 3 Phase Squirrel Cage Induction Motor, 2 wattmeters are used. One of the wattmeter deflects in negative diretion during no load. Why?

CAT,

1 9239

How to design the blower for motor? how to two blowers connected in motor?

Ashok Leyland, TATA,

1 4448

what is Diversity factor in electrical installations

 3 15288

how to decide the ratings of the MCCB,MCB in electrification.give me the proper thumb rule or procedure.

ABB,

3282

how to decide the ratings of the busbar in electrification.give me the proper thumb rule or procedure

ABB,

1 4918

why excitor coil of an alternator can fail

 3 6192

66kv under ground cable how to layaing in ground any special case two ckt r runing

 2043

From an electrical motor & electrical generator, which has more efficiency & why?

Sahi,

1 3045

why we change the direction of winding in rotor ?how we make the north and south pole?

 2092

why we r using alternator instead of d.c generator and induction generator

 1 3912

why alternator is used instead of dc generator and induction generator

 1 3842

what is the full form of KVAR

 6 34097

what is ripple ??? what is harmonics ?

ABB,

3 13832

how much current in live 11 Kv distribution Line?

ABB,

1 5673

If we give 2334 A, 540V on Primary side of 1.125 MVA step up transformer, then what will be the Secondary Current, If Secondary Voltage=11 KV?

L&T,

3 7957

Post New Electrical Engineering Questions

Un-Answered Questions { Electrical Engineering }

HOW can i REuse the fused MLL LAMPS & GLS LAMPS at our factory

1943

What is the main use of rotary phase converter ?

1214

what is meant by rotating magnetic filed

2129

How will polarity test of Dy5 Transformer ?

2263

What is the need of generator relay panel

2151

How to determine alternating current frequency?

1200

how to calculate units consumption for a 12 hp motor /hr.

1544

Whether it is possible to measure energy at the input of rectifier transformer (12 pulse with very high odd harmonics)

1958

static chagre

2210

How to calculate fault level of 11 KV system

2137

Why synchorised generators are used for the production of electricity?

1224

i need about 10 years of GATE solved papers in pdf format and even mock tests toooo

1715

Why space heater is required for each verical bus bar chamber? if one space heater is adequate or not for anti condensation?

2590

Explain how you can give the overload setting to any Motor Protection Relay for a HT motors with formula and example?

2280

While performing stability test of differintial cts how to know the voltage and current on both side of the transformer?

3579

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